Accrued Expenses

6 Months Ended

Jun. 30, 2018

Accounts Payable And Accrued Liabilities Current [Abstract]

Accrued Expenses

4. ACCRUED EXPENSES

Accrued expenses consisted of the following at June 30, 2018 and December 31, 2017:

	June 30, 2018		December 31, 2017
Accrued license fees	$	795,000	$	817,578
Accrued pre-commercial costs		322,418		341,159
Accrued consulting		210,515		102,156
Accrued contract research		187,915		99,140
Accrued miscellaneous expenses		157,861		73,348
Accrued contract manufacturing		90,054		218,108
Accrued audit and tax		88,540		111,250
Accrued legal		18,544		174,592
	$	1,870,847	$	1,937,331